[Windows 8以後] Windows 8 Windows 10 系統提升網路速度、netsh interface tcp show global、nets

IT_man

在 Windows 8 Windows 10 微軟通過網絡發送 TCP 資料來提高系統的性能，包括提高了 Win10 系統的網速，該功能最初在
6 q* C0 X3 U: k; PWindows Vista 出現，一直到現在，但是這並不是完全有用的，該功能雖然可以優化網絡，但並非完全有益，關閉後可能
& a2 n7 }7 A! \會更好，網路連接速度更快。

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0 d) `- b" n& b. N操作步驟：

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Step1、找到「Command Prompt (Run as Administrator)」，在「Command Prompt」輸入
9 f4 E- s6 o: i6 Q6 wnetsh interface tcp show global 來查看「Receive Window Auto-Tuning Level」狀態。
Microsoft Windows [Version 10.0.17134.165]
; h" s5 I  h2 l0 f1 o+ L  Q(c) 2018 Microsoft Corporation. All rights reserved.
C:\WINDOWS\system32>netsh interface tcp show global
& o: W1 d8 q( _5 T2 ^5 {; PQuerying active state...
# b6 j/ @2 Z4 ~) ^& G( p% cTCP Global Parameters
----------------------------------------------
Receive-Side Scaling State : enabled
Receive Window Auto-Tuning Level : normal
+ k8 X4 P& X4 G4 g* K2 C5 k; ]add-On Congestion Control Provider : default
ECN Capability : disabled
; v1 x" p. I% \' K1 l% g& XRFC 1323 Timestamps : disabled
- v$ t( b% h% f5 _Initial RTO : 3000
+ k4 z: S/ f+ l  G& |Receive Segment Coalescing State : enabled
Non Sack Rtt Resiliency : disabled
Max SYN Retransmissions : 2
Fast Open : enabled
  [; B. n* Z1 cFast Open Fallback : enabled
Pacing Profile : off
! p$ ^1 n6 U8 O. a5 G; s( WC:\WINDOWS\system32>

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Step2、接著輸入 netsh int tcp set global autotuninglevel=disabled。


C:\WINDOWS\system32>netsh int tcp set global autotuninglevel=disabled
& K- _* E* u. Y* r. KOk.
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Step3、再次輸入 netsh interface tcp show global 來查看「Receive Window Auto-Tuning Level」狀態。
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9 m7 E7 I" A, Y( L( b) YMicrosoft Windows [Version 10.0.17134.165]
3 J0 I2 G; B+ s" j/ @, Z* P(c) 2018 Microsoft Corporation. All rights reserved.
" m  r4 M; K; l0 C. K( q3 YC:\WINDOWS\system32>netsh interface tcp show global
% x" m* e, V  W- sQuerying active state...
TCP Global Parameters
----------------------------------------------
3 ]2 q& @8 t, VReceive-Side Scaling State : enabled
6 o2 B9 R. H0 X- M  eReceive Window Auto-Tuning Level : disabled
Add-On Congestion Control Provider : default
ECN Capability : disabled
) ^( j" r7 t$ A* }  c9 |  NRFC 1323 Timestamps : disabled
) M; z$ c; J* h( l! C- HInitial RTO : 3000
) Y: P0 l" b. D4 v4 I* D) `Receive Segment Coalescing State : enabled
6 |3 Y& e7 W9 N% sNon Sack Rtt Resiliency : disabled
Max SYN Retransmissions : 2
Fast Open : enabled
Fast Open Fallback : enabled
2 t2 O0 a6 j' gPacing Profile : off
C:\WINDOWS\system32>

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